Cellulose acylate film, polarizing plate and liquid crystal display device
US8647725B2 · kind B2 · utility
1Cited by
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8Claims
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Key dates
| Filing date | Mar 30, 2010 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Jul 3, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31971
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A cellulose acylate film, containing an acyl-modified compound of a reduction product of a ketone compound-formaldehyde polymer, a polarizing plate containing the film as transparent protective film, and a liquid crystal display device having the polarizing plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.